1389784804

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{1117}}^1\times {\mathrm{4261}}^1$

素因数の和:5455

約数の個数: 24

約数和(自身を含む): 2468226488

約数和(自身を除く): 1078441684

約数列:

[1, 2, 4, 73, 146, 292, 1117, 2234, 4261, 4468, 8522, 17044, 81541, 163082, 311053, 326164, 622106, 1244212, 4759537, 9519074, 19038148, 347446201, 694892402, 1389784804]

約数ペア:

[(1, 1389784804), (2, 694892402), (4, 347446201), (73, 19038148), (146, 9519074), (292, 4759537), (1117, 1244212), (2234, 622106), (4261, 326164), (4468, 311053), (8522, 163082), (17044, 81541)]